autumn England english exercise fall footpath Great Britain leisure natural nature pleasure rural Sussex track trail trees walk woodland Anagallis arvensis flora flowers herb orange Pembrokeshire plant red scarlet pimpernel spring wales welsh wild countryside green hills landscape meadow South Downs summer antennae butterfly Hesperiidae insect Large Skipper Lepidoptera Ochlodes venata rhopalocera Surrey wings big brooding cloud cumulus danger huge omen ominous sky threatening view farm field flood flooded Hampshire January river valley water winter chalk country crops Downs fields light Morning sunlight wet wiltshire border bush climbing garden perennial petals rambling rosa rose shrub white botany flower flowering plant petal Terrestrial plant